1. Limited support to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed when Media Source Extensions was enabled by default in Firefox 42.

2. From version 25 until version 42 (exclusive): this feature is behind the media.mediasource.enabled preference. To change preferences in Firefox, visit about:config.

3. Only works on Windows 8+.

Desktop

Mobile

Chrome

Edge

Firefox

Internet Explorer

Opera

Safari

Android webview

Chrome for Android

Edge Mobile

Firefox for Android

Opera for Android

iOS Safari

Samsung Internet

Basic support

Experimental

Full support
31

Full support
31

No support23 — 31

Prefixed

Prefixed Requires the vendor prefix: -webkit-

Full support
12

Full support
42

Full support
42

No support25 — 42

NotesDisabled

Notes Limited support to a whitelist of sites, for example YouTube, Netflix, and other popular streaming sites. The whitelist was removed when Media Source Extensions was enabled by default in Firefox 42.

Disabled From version 25 until version 42 (exclusive): this feature is behind the media.mediasource.enabled preference. To change preferences in Firefox, visit about:config.